xref: /dpdk/drivers/net/bnxt/tf_ulp/bnxt_ulp.h (revision bf598786)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2019-2021 Broadcom
3  * All rights reserved.
4  */
5 
6 #ifndef _BNXT_ULP_H_
7 #define _BNXT_ULP_H_
8 
9 #include <inttypes.h>
10 #include <stdbool.h>
11 #include <sys/queue.h>
12 
13 #include "rte_version.h"
14 #include "rte_ethdev.h"
15 
16 #include "bnxt.h"
17 #include "ulp_template_db_enum.h"
18 #include "ulp_tun.h"
19 #include "bnxt_tf_common.h"
20 
21 /* NAT defines to reuse existing inner L2 SMAC and DMAC */
22 #define BNXT_ULP_NAT_INNER_L2_HEADER_SMAC	0x2000
23 #define BNXT_ULP_NAT_OUTER_MOST_L2_HDR_SMAC	0x6000
24 #define BNXT_ULP_NAT_OUTER_MOST_L2_VLAN_TAGS	0xc00
25 #define BNXT_ULP_NAT_INNER_L2_HEADER_DMAC	0x100
26 #define BNXT_ULP_NAT_OUTER_MOST_L2_HDR_DMAC	0x300
27 #define BNXT_ULP_NAT_OUTER_MOST_FLAGS (BNXT_ULP_NAT_OUTER_MOST_L2_HDR_SMAC |\
28 					BNXT_ULP_NAT_OUTER_MOST_L2_VLAN_TAGS |\
29 					BNXT_ULP_NAT_OUTER_MOST_L2_HDR_DMAC)
30 
31 /* defines for the ulp_flags */
32 #define BNXT_ULP_VF_REP_ENABLED		0x1
33 #define BNXT_ULP_SHARED_SESSION_ENABLED	0x2
34 #define BNXT_ULP_APP_DEV_UNSUPPORTED	0x4
35 #define BNXT_ULP_HIGH_AVAIL_ENABLED	0x8
36 #define BNXT_ULP_APP_UNICAST_ONLY	0x10
37 #define BNXT_ULP_APP_SOCKET_DIRECT	0x20
38 
39 #define ULP_VF_REP_IS_ENABLED(flag)	((flag) & BNXT_ULP_VF_REP_ENABLED)
40 #define ULP_SHARED_SESSION_IS_ENABLED(flag) ((flag) &\
41 					     BNXT_ULP_SHARED_SESSION_ENABLED)
42 #define ULP_APP_DEV_UNSUPPORTED_ENABLED(flag)	((flag) &\
43 						 BNXT_ULP_APP_DEV_UNSUPPORTED)
44 #define ULP_HIGH_AVAIL_IS_ENABLED(flag)	((flag) & BNXT_ULP_HIGH_AVAIL_ENABLED)
45 #define ULP_SOCKET_DIRECT_IS_ENABLED(flag) ((flag) & BNXT_ULP_APP_SOCKET_DIRECT)
46 
47 enum bnxt_ulp_flow_mem_type {
48 	BNXT_ULP_FLOW_MEM_TYPE_INT = 0,
49 	BNXT_ULP_FLOW_MEM_TYPE_EXT = 1,
50 	BNXT_ULP_FLOW_MEM_TYPE_BOTH = 2,
51 	BNXT_ULP_FLOW_MEM_TYPE_LAST = 3
52 };
53 
54 enum bnxt_rte_flow_item_type {
55 	BNXT_RTE_FLOW_ITEM_TYPE_END = (uint32_t)INT_MIN,
56 	BNXT_RTE_FLOW_ITEM_TYPE_VXLAN_DECAP,
57 	BNXT_RTE_FLOW_ITEM_TYPE_LAST
58 };
59 
60 enum bnxt_rte_flow_action_type {
61 	BNXT_RTE_FLOW_ACTION_TYPE_END = (uint32_t)INT_MIN,
62 	BNXT_RTE_FLOW_ACTION_TYPE_VXLAN_DECAP,
63 	BNXT_RTE_FLOW_ACTION_TYPE_LAST
64 };
65 
66 struct bnxt_ulp_df_rule_info {
67 	uint32_t			def_port_flow_id;
68 	uint8_t				valid;
69 };
70 
71 struct bnxt_ulp_vfr_rule_info {
72 	uint32_t			vfr_flow_id;
73 	uint16_t			parent_port_id;
74 	uint8_t				valid;
75 };
76 
77 struct bnxt_ulp_data {
78 	uint32_t			tbl_scope_id;
79 	struct bnxt_ulp_mark_tbl	*mark_tbl;
80 	uint32_t			dev_id; /* Hardware device id */
81 	uint32_t			ref_cnt;
82 	struct bnxt_ulp_flow_db		*flow_db;
83 	pthread_mutex_t			flow_db_lock;
84 	void				*mapper_data;
85 	struct bnxt_ulp_port_db		*port_db;
86 	struct bnxt_ulp_fc_info		*fc_info;
87 	struct bnxt_ulp_ha_mgr_info	*ha_info;
88 	uint32_t			ulp_flags;
89 	struct bnxt_ulp_df_rule_info	df_rule_info[RTE_MAX_ETHPORTS];
90 	struct bnxt_ulp_vfr_rule_info	vfr_rule_info[RTE_MAX_ETHPORTS];
91 	enum bnxt_ulp_flow_mem_type	mem_type;
92 #define	BNXT_ULP_TUN_ENTRY_INVALID	-1
93 #define	BNXT_ULP_MAX_TUN_CACHE_ENTRIES	16
94 	struct bnxt_tun_cache_entry	tun_tbl[BNXT_ULP_MAX_TUN_CACHE_ENTRIES];
95 	uint8_t				app_id;
96 	uint8_t				num_shared_clients;
97 	struct bnxt_flow_app_tun_ent	app_tun[BNXT_ULP_MAX_TUN_CACHE_ENTRIES];
98 };
99 
100 struct bnxt_ulp_context {
101 	struct bnxt_ulp_data	*cfg_data;
102 	struct tf		*g_tfp;
103 	struct tf		*g_shared_tfp;
104 };
105 
106 struct bnxt_ulp_pci_info {
107 	uint32_t	domain;
108 	uint8_t		bus;
109 };
110 
111 struct bnxt_ulp_session_state {
112 	STAILQ_ENTRY(bnxt_ulp_session_state)	next;
113 	bool					bnxt_ulp_init;
114 	pthread_mutex_t				bnxt_ulp_mutex;
115 	struct bnxt_ulp_pci_info		pci_info;
116 	struct bnxt_ulp_data			*cfg_data;
117 	struct tf				*g_tfp;
118 	struct tf				g_shared_tfp;
119 	uint32_t				session_opened;
120 };
121 
122 /* ULP flow id structure */
123 struct rte_tf_flow {
124 	uint32_t	flow_id;
125 };
126 
127 struct ulp_tlv_param {
128 	enum bnxt_ulp_df_param_type type;
129 	uint32_t length;
130 	uint8_t value[16];
131 };
132 
133 struct ulp_context_list_entry {
134 	TAILQ_ENTRY(ulp_context_list_entry)	next;
135 	struct bnxt_ulp_context			*ulp_ctx;
136 };
137 
138 /*
139  * Allow the deletion of context only for the bnxt device that
140  * created the session
141  */
142 bool
143 ulp_ctx_deinit_allowed(struct bnxt_ulp_context *ulp_ctx);
144 
145 /* Function to set the device id of the hardware. */
146 int32_t
147 bnxt_ulp_cntxt_dev_id_set(struct bnxt_ulp_context *ulp_ctx, uint32_t dev_id);
148 
149 /* Function to get the device id of the hardware. */
150 int32_t
151 bnxt_ulp_cntxt_dev_id_get(struct bnxt_ulp_context *ulp_ctx, uint32_t *dev_id);
152 
153 /* Function to get whether or not ext mem is used for EM */
154 int32_t
155 bnxt_ulp_cntxt_mem_type_get(struct bnxt_ulp_context *ulp_ctx,
156 			    enum bnxt_ulp_flow_mem_type *mem_type);
157 
158 /* Function to set whether or not ext mem is used for EM */
159 int32_t
160 bnxt_ulp_cntxt_mem_type_set(struct bnxt_ulp_context *ulp_ctx,
161 			    enum bnxt_ulp_flow_mem_type mem_type);
162 
163 /* Function to set the table scope id of the EEM table. */
164 int32_t
165 bnxt_ulp_cntxt_tbl_scope_id_set(struct bnxt_ulp_context *ulp_ctx,
166 				uint32_t tbl_scope_id);
167 
168 /* Function to get the table scope id of the EEM table. */
169 int32_t
170 bnxt_ulp_cntxt_tbl_scope_id_get(struct bnxt_ulp_context *ulp_ctx,
171 				uint32_t *tbl_scope_id);
172 
173 /* Function to set the tfp session details in the ulp context. */
174 int32_t
175 bnxt_ulp_cntxt_shared_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
176 
177 /* Function to get the tfp session details from ulp context. */
178 struct tf *
179 bnxt_ulp_cntxt_shared_tfp_get(struct bnxt_ulp_context *ulp);
180 
181 /* Function to set the tfp session details in the ulp context. */
182 int32_t
183 bnxt_ulp_cntxt_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
184 
185 /* Function to get the tfp session details from ulp context. */
186 struct tf *
187 bnxt_ulp_cntxt_tfp_get(struct bnxt_ulp_context *ulp,
188 		       enum bnxt_ulp_shared_session shared);
189 
190 /* Get the device table entry based on the device id. */
191 struct bnxt_ulp_device_params *
192 bnxt_ulp_device_params_get(uint32_t dev_id);
193 
194 int32_t
195 bnxt_ulp_ctxt_ptr2_mark_db_set(struct bnxt_ulp_context *ulp_ctx,
196 			       struct bnxt_ulp_mark_tbl *mark_tbl);
197 
198 struct bnxt_ulp_mark_tbl *
199 bnxt_ulp_ctxt_ptr2_mark_db_get(struct bnxt_ulp_context *ulp_ctx);
200 
201 /* Function to set the flow database to the ulp context. */
202 int32_t
203 bnxt_ulp_cntxt_ptr2_flow_db_set(struct bnxt_ulp_context	*ulp_ctx,
204 				struct bnxt_ulp_flow_db	*flow_db);
205 
206 /* Function to get the flow database from the ulp context. */
207 struct bnxt_ulp_flow_db	*
208 bnxt_ulp_cntxt_ptr2_flow_db_get(struct bnxt_ulp_context	*ulp_ctx);
209 
210 /* Function to get the tunnel cache table info from the ulp context. */
211 struct bnxt_tun_cache_entry *
212 bnxt_ulp_cntxt_ptr2_tun_tbl_get(struct bnxt_ulp_context	*ulp_ctx);
213 
214 /* Function to get the ulp context from eth device. */
215 struct bnxt_ulp_context	*
216 bnxt_ulp_eth_dev_ptr2_cntxt_get(struct rte_eth_dev *dev);
217 
218 /* Function to add the ulp mapper data to the ulp context */
219 int32_t
220 bnxt_ulp_cntxt_ptr2_mapper_data_set(struct bnxt_ulp_context *ulp_ctx,
221 				    void *mapper_data);
222 
223 /* Function to get the ulp mapper data from the ulp context */
224 void *
225 bnxt_ulp_cntxt_ptr2_mapper_data_get(struct bnxt_ulp_context *ulp_ctx);
226 
227 /* Function to set the port database to the ulp context. */
228 int32_t
229 bnxt_ulp_cntxt_ptr2_port_db_set(struct bnxt_ulp_context	*ulp_ctx,
230 				struct bnxt_ulp_port_db	*port_db);
231 
232 /* Function to get the port database from the ulp context. */
233 struct bnxt_ulp_port_db *
234 bnxt_ulp_cntxt_ptr2_port_db_get(struct bnxt_ulp_context	*ulp_ctx);
235 
236 /* Function to create default flows. */
237 int32_t
238 ulp_default_flow_create(struct rte_eth_dev *eth_dev,
239 			struct ulp_tlv_param *param_list,
240 			uint32_t ulp_class_tid,
241 			uint32_t *flow_id);
242 
243 /* Function to destroy default flows. */
244 int32_t
245 ulp_default_flow_destroy(struct rte_eth_dev *eth_dev,
246 			 uint32_t flow_id);
247 
248 int
249 bnxt_ulp_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
250 		      struct rte_flow_error *error);
251 
252 int32_t
253 bnxt_ulp_cntxt_ptr2_fc_info_set(struct bnxt_ulp_context *ulp_ctx,
254 				struct bnxt_ulp_fc_info *ulp_fc_info);
255 
256 struct bnxt_ulp_fc_info *
257 bnxt_ulp_cntxt_ptr2_fc_info_get(struct bnxt_ulp_context *ulp_ctx);
258 
259 int32_t
260 bnxt_ulp_cntxt_ptr2_ulp_flags_get(struct bnxt_ulp_context *ulp_ctx,
261 				  uint32_t *flags);
262 
263 int32_t
264 bnxt_ulp_get_df_rule_info(uint16_t port_id, struct bnxt_ulp_context *ulp_ctx,
265 			  struct bnxt_ulp_df_rule_info *info);
266 
267 struct bnxt_ulp_vfr_rule_info*
268 bnxt_ulp_cntxt_ptr2_ulp_vfr_info_get(struct bnxt_ulp_context *ulp_ctx,
269 				     uint32_t port_id);
270 
271 int32_t
272 bnxt_ulp_cntxt_acquire_fdb_lock(struct bnxt_ulp_context	*ulp_ctx);
273 
274 void
275 bnxt_ulp_cntxt_release_fdb_lock(struct bnxt_ulp_context	*ulp_ctx);
276 
277 struct bnxt_ulp_glb_resource_info *
278 bnxt_ulp_app_glb_resource_info_list_get(uint32_t *num_entries);
279 
280 int32_t
281 bnxt_ulp_cntxt_app_id_set(struct bnxt_ulp_context *ulp_ctx, uint8_t app_id);
282 
283 int32_t
284 bnxt_ulp_cntxt_app_id_get(struct bnxt_ulp_context *ulp_ctx, uint8_t *app_id);
285 
286 bool
287 bnxt_ulp_cntxt_shared_session_enabled(struct bnxt_ulp_context *ulp_ctx);
288 
289 struct bnxt_ulp_app_capabilities_info *
290 bnxt_ulp_app_cap_list_get(uint32_t *num_entries);
291 
292 int32_t
293 bnxt_ulp_cntxt_app_caps_init(struct bnxt *bp,
294 			     uint8_t app_id, uint32_t dev_id);
295 
296 struct bnxt_ulp_resource_resv_info *
297 bnxt_ulp_resource_resv_list_get(uint32_t *num_entries);
298 
299 int32_t
300 bnxt_ulp_cntxt_ptr2_ha_info_set(struct bnxt_ulp_context *ulp_ctx,
301 				struct bnxt_ulp_ha_mgr_info *ulp_ha_info);
302 
303 struct bnxt_ulp_ha_mgr_info *
304 bnxt_ulp_cntxt_ptr2_ha_info_get(struct bnxt_ulp_context *ulp_ctx);
305 
306 bool
307 bnxt_ulp_cntxt_ha_enabled(struct bnxt_ulp_context *ulp_ctx);
308 
309 struct bnxt_ulp_context *
310 bnxt_ulp_cntxt_entry_acquire(void *arg);
311 
312 void
313 bnxt_ulp_cntxt_entry_release(void);
314 
315 uint8_t
316 bnxt_ulp_cntxt_num_shared_clients_get(struct bnxt_ulp_context *ulp_ctx);
317 
318 struct bnxt_flow_app_tun_ent *
319 bnxt_ulp_cntxt_ptr2_app_tun_list_get(struct bnxt_ulp_context *ulp);
320 
321 #endif /* _BNXT_ULP_H_ */
322